class_docstr: Test the BaseFileHandler.
class_docstr_tok: ["Test","the","BaseFileHandler","."]
docstr: Combine orbits.
docstr_tok: ["Combine","orbits","."]
code: def test_combine_orbits(self):
      """Combine orbits."""
      info1 = {"start_orbit": 1}
      info2 = {"start_orbit": 2}
      res = self.fh.combine_info([info1, info2])
      exp = {"start_orbit": 1}
      assert res == exp
      res = self.fh.combine_info([info2, info1])
      exp = {"start_orbit": 1}
      assert res == exp
  
      info1 = {"end_orbit": 1}
      info2 = {"end_orbit": 2}
      res = self.fh.combine_info([info1, info2])
      exp = {"end_orbit": 2}
      assert res == exp
      res = self.fh.combine_info([info2, info1])
      exp = {"end_orbit": 2}
      assert res == exp
  
file_path: satpy/satpy/tests/test_file_handlers.py
imports: import unittest
  from datetime import datetime, timedelta
  from unittest import mock
  import numpy
  import pytest
  from satpy.readers.file_handlers import BaseFileHandler, open_dataset
  from satpy.tests.utils import FakeFileHandler
label_desc: Use image node_id 3 for calling the TestBaseFileHandler obj's underlying member method code with example usage: obj.test_combine_orbits() without return types